The meeting was first reported by the Daily Mail and speculation over the Queen or Prince Philip’s health was fuelled by an unnamed source telling the newspaper:

“Everyone is on tenterhooks. Although meetings involving the entire royal household are occasionally called, the way this has been done at the eleventh hour is highly unusual and suggests that there is something major to be disseminated. But at the moment, only those closest to her genuinely know what on earth this is all about.”

However, from 4 a.m. BST onwards, a number of media outlets around the world published statements from official spokespeople as well as unnamed sources, stating that there is no cause for concern that the Queen or Prince Philip has died.

Business Insider has repeatedly tried to get through to representatives at Buckingham Palace for comment.

The Queen recently celebrated her 91st birthday. She met Prime Minister Theresa May on Wednesday to mark the dissolution of parliament due to the general election. The Queen and her husband Prince Philip, the Duke of Edinburgh, 95, returned to the palace recently after celebrating Easter.

Prince Philip also visited the Lord’s Cricket Ground on Wednesday, where he opened the new Warner Stand:

A video taken by the BBC’s royal correspondent Peter Hunt also showed Prince Philip in good spirits: